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root

Pronunciation: (rOOt, root),[key]—n.1. a part of the body of a plant that develops, typically, from the radicle and grows downward into the soil, anchoring the plant and absorbing nutriment and moisture.
2. a similar organ developed from some other part of a plant, as one of those by which ivy clings to its support.
3. any underground part of a plant, as a rhizome.
4. something resembling or suggesting the root of a plant in position or function: roots of wires and cables.5. the embedded or basal portion of a hair, tooth, nail, nerve, etc.
6. the fundamental or essential part: the root of a matter.7. the source or origin of a thing: The love of money is the root of all evil.8. a person or family as the source of offspring or descendants.
9. an offshoot or scion.
10. Math.a. a quantity that, when multiplied by itself a certain number of times, produces a given quantity: The number 2 is the square root of 4, the cube root of 8, and the fourth root of 16.b. rth root, the quantity raised to the power 1/r: The number 2 is the 1/3 root of 8.c. a value of the argument of a function for which the function takes the value zero.
11. Gram.a. a morpheme that underlies an inflectional or derivational paradigm, as dance, the root in danced, dancer, or ten-, the root of Latin tendere “to stretch.”
b. such a form reconstructed for a parent language, as *sed-, the hypothetical proto-Indo-European root meaning “sit.”
12. roots,a. a person's original or true home, environment, and culture: He's lived in New York for twenty years, but his roots are in France.b. the personal relationships, affinity for a locale, habits, and the like, that make a country, region, city, or town one's true home: He lived in Tulsa for a few years, but never established any roots there.c. personal identification with a culture, religion, etc., seen as promoting the development of the character or the stability of society as a whole.
13. Music.a. the fundamental tone of a compound tone or of a series of harmonies.
b. the lowest tone of a chord when arranged as a series of thirds; the fundamental.
14. Mach.a. (in a screw or other threaded object) the narrow inner surface between threads. Cf. crest (def. 18), flank (def. 7).
b. (in a gear) the narrow inner surface between teeth.
15. Australian Informal.an act of sexual intercourse.
16. Shipbuilding.the inner angle of an angle iron.
17. root and branch, utterly; entirely: to destroy something root and branch.18. take root,a. to send out roots; begin to grow.
b. to become fixed or established: The prejudices of parents usually take root in their children.

—v.i.to become fixed or established.

—v.t.1. to fix by or as if by roots: We were rooted to the spot by surprise.2. to implant or establish deeply: Good manners were rooted in him like a second nature.3. to pull, tear, or dig up by the roots (often fol. by up or out).
4. to extirpate; exterminate; remove completely (often fol. by up or out): to root out crime.

root

Pronunciation: (rOOt, root),[key]—v.i.1. to turn up the soil with the snout, as swine.
2. to poke, pry, or search, as if to find something: to root around in a drawer for loose coins.

—v.t.1. to turn over with the snout (often fol. by up).
2. to unearth; bring to light (often fol. by up).

root

Pronunciation: (rOOt or, sometimes, root),[key]—v.i.1. to encourage a team or contestant by cheering or applauding enthusiastically.
2. to lend moral support: The whole group will be rooting for him.